diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/pci/ens1370.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/pci/ens1370.c | 2513 |
1 files changed, 2513 insertions, 0 deletions
diff --git a/ANDROID_3.4.5/sound/pci/ens1370.c b/ANDROID_3.4.5/sound/pci/ens1370.c new file mode 100644 index 00000000..47a245e8 --- /dev/null +++ b/ANDROID_3.4.5/sound/pci/ens1370.c @@ -0,0 +1,2513 @@ +/* + * Driver for Ensoniq ES1370/ES1371 AudioPCI soundcard + * Copyright (c) by Jaroslav Kysela <perex@perex.cz>, + * Thomas Sailer <sailer@ife.ee.ethz.ch> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +/* Power-Management-Code ( CONFIG_PM ) + * for ens1371 only ( FIXME ) + * derived from cs4281.c, atiixp.c and via82xx.c + * using http://www.alsa-project.org/~tiwai/writing-an-alsa-driver/ + * by Kurt J. Bosch + */ + +#include <asm/io.h> +#include <linux/delay.h> +#include <linux/interrupt.h> +#include <linux/init.h> +#include <linux/pci.h> +#include <linux/slab.h> +#include <linux/gameport.h> +#include <linux/module.h> +#include <linux/mutex.h> + +#include <sound/core.h> +#include <sound/control.h> +#include <sound/pcm.h> +#include <sound/rawmidi.h> +#ifdef CHIP1371 +#include <sound/ac97_codec.h> +#else +#include <sound/ak4531_codec.h> +#endif +#include <sound/initval.h> +#include <sound/asoundef.h> + +#ifndef CHIP1371 +#undef CHIP1370 +#define CHIP1370 +#endif + +#ifdef CHIP1370 +#define DRIVER_NAME "ENS1370" +#else +#define DRIVER_NAME "ENS1371" +#endif + + +MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>, Thomas Sailer <sailer@ife.ee.ethz.ch>"); +MODULE_LICENSE("GPL"); +#ifdef CHIP1370 +MODULE_DESCRIPTION("Ensoniq AudioPCI ES1370"); +MODULE_SUPPORTED_DEVICE("{{Ensoniq,AudioPCI-97 ES1370}," + "{Creative Labs,SB PCI64/128 (ES1370)}}"); +#endif +#ifdef CHIP1371 +MODULE_DESCRIPTION("Ensoniq/Creative AudioPCI ES1371+"); +MODULE_SUPPORTED_DEVICE("{{Ensoniq,AudioPCI ES1371/73}," + "{Ensoniq,AudioPCI ES1373}," + "{Creative Labs,Ectiva EV1938}," + "{Creative Labs,SB PCI64/128 (ES1371/73)}," + "{Creative Labs,Vibra PCI128}," + "{Ectiva,EV1938}}"); +#endif + +#if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE)) +#define SUPPORT_JOYSTICK +#endif + +static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ +static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ +static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable switches */ +#ifdef SUPPORT_JOYSTICK +#ifdef CHIP1371 +static int joystick_port[SNDRV_CARDS]; +#else +static bool joystick[SNDRV_CARDS]; +#endif +#endif +#ifdef CHIP1371 +static int spdif[SNDRV_CARDS]; +static int lineio[SNDRV_CARDS]; +#endif + +module_param_array(index, int, NULL, 0444); +MODULE_PARM_DESC(index, "Index value for Ensoniq AudioPCI soundcard."); +module_param_array(id, charp, NULL, 0444); +MODULE_PARM_DESC(id, "ID string for Ensoniq AudioPCI soundcard."); +module_param_array(enable, bool, NULL, 0444); +MODULE_PARM_DESC(enable, "Enable Ensoniq AudioPCI soundcard."); +#ifdef SUPPORT_JOYSTICK +#ifdef CHIP1371 +module_param_array(joystick_port, int, NULL, 0444); +MODULE_PARM_DESC(joystick_port, "Joystick port address."); +#else +module_param_array(joystick, bool, NULL, 0444); +MODULE_PARM_DESC(joystick, "Enable joystick."); +#endif +#endif /* SUPPORT_JOYSTICK */ +#ifdef CHIP1371 +module_param_array(spdif, int, NULL, 0444); +MODULE_PARM_DESC(spdif, "S/PDIF output (-1 = none, 0 = auto, 1 = force)."); +module_param_array(lineio, int, NULL, 0444); +MODULE_PARM_DESC(lineio, "Line In to Rear Out (0 = auto, 1 = force)."); +#endif + +/* ES1371 chip ID */ +/* This is a little confusing because all ES1371 compatible chips have the + same DEVICE_ID, the only thing differentiating them is the REV_ID field. + This is only significant if you want to enable features on the later parts. + Yes, I know it's stupid and why didn't we use the sub IDs? +*/ +#define ES1371REV_ES1373_A 0x04 +#define ES1371REV_ES1373_B 0x06 +#define ES1371REV_CT5880_A 0x07 +#define CT5880REV_CT5880_C 0x02 +#define CT5880REV_CT5880_D 0x03 /* ??? -jk */ +#define CT5880REV_CT5880_E 0x04 /* mw */ +#define ES1371REV_ES1371_B 0x09 +#define EV1938REV_EV1938_A 0x00 +#define ES1371REV_ES1373_8 0x08 + +/* + * Direct registers + */ + +#define ES_REG(ensoniq, x) ((ensoniq)->port + ES_REG_##x) + +#define ES_REG_CONTROL 0x00 /* R/W: Interrupt/Chip select control register */ +#define ES_1370_ADC_STOP (1<<31) /* disable capture buffer transfers */ +#define ES_1370_XCTL1 (1<<30) /* general purpose output bit */ +#define ES_1373_BYPASS_P1 (1<<31) /* bypass SRC for PB1 */ +#define ES_1373_BYPASS_P2 (1<<30) /* bypass SRC for PB2 */ +#define ES_1373_BYPASS_R (1<<29) /* bypass SRC for REC */ +#define ES_1373_TEST_BIT (1<<28) /* should be set to 0 for normal operation */ +#define ES_1373_RECEN_B (1<<27) /* mix record with playback for I2S/SPDIF out */ +#define ES_1373_SPDIF_THRU (1<<26) /* 0 = SPDIF thru mode, 1 = SPDIF == dig out */ +#define ES_1371_JOY_ASEL(o) (((o)&0x03)<<24)/* joystick port mapping */ +#define ES_1371_JOY_ASELM (0x03<<24) /* mask for above */ +#define ES_1371_JOY_ASELI(i) (((i)>>24)&0x03) +#define ES_1371_GPIO_IN(i) (((i)>>20)&0x0f)/* GPIO in [3:0] pins - R/O */ +#define ES_1370_PCLKDIVO(o) (((o)&0x1fff)<<16)/* clock divide ratio for DAC2 */ +#define ES_1370_PCLKDIVM ((0x1fff)<<16) /* mask for above */ +#define ES_1370_PCLKDIVI(i) (((i)>>16)&0x1fff)/* clock divide ratio for DAC2 */ +#define ES_1371_GPIO_OUT(o) (((o)&0x0f)<<16)/* GPIO out [3:0] pins - W/R */ +#define ES_1371_GPIO_OUTM (0x0f<<16) /* mask for above */ +#define ES_MSFMTSEL (1<<15) /* MPEG serial data format; 0 = SONY, 1 = I2S */ +#define ES_1370_M_SBB (1<<14) /* clock source for DAC - 0 = clock generator; 1 = MPEG clocks */ +#define ES_1371_SYNC_RES (1<<14) /* Warm AC97 reset */ +#define ES_1370_WTSRSEL(o) (((o)&0x03)<<12)/* fixed frequency clock for DAC1 */ +#define ES_1370_WTSRSELM (0x03<<12) /* mask for above */ +#define ES_1371_ADC_STOP (1<<13) /* disable CCB transfer capture information */ +#define ES_1371_PWR_INTRM (1<<12) /* power level change interrupts enable */ +#define ES_1370_DAC_SYNC (1<<11) /* DAC's are synchronous */ +#define ES_1371_M_CB (1<<11) /* capture clock source; 0 = AC'97 ADC; 1 = I2S */ +#define ES_CCB_INTRM (1<<10) /* CCB voice interrupts enable */ +#define ES_1370_M_CB (1<<9) /* capture clock source; 0 = ADC; 1 = MPEG */ +#define ES_1370_XCTL0 (1<<8) /* generap purpose output bit */ +#define ES_1371_PDLEV(o) (((o)&0x03)<<8) /* current power down level */ +#define ES_1371_PDLEVM (0x03<<8) /* mask for above */ +#define ES_BREQ (1<<7) /* memory bus request enable */ +#define ES_DAC1_EN (1<<6) /* DAC1 playback channel enable */ +#define ES_DAC2_EN (1<<5) /* DAC2 playback channel enable */ +#define ES_ADC_EN (1<<4) /* ADC capture channel enable */ +#define ES_UART_EN (1<<3) /* UART enable */ +#define ES_JYSTK_EN (1<<2) /* Joystick module enable */ +#define ES_1370_CDC_EN (1<<1) /* Codec interface enable */ +#define ES_1371_XTALCKDIS (1<<1) /* Xtal clock disable */ +#define ES_1370_SERR_DISABLE (1<<0) /* PCI serr signal disable */ +#define ES_1371_PCICLKDIS (1<<0) /* PCI clock disable */ +#define ES_REG_STATUS 0x04 /* R/O: Interrupt/Chip select status register */ +#define ES_INTR (1<<31) /* Interrupt is pending */ +#define ES_1371_ST_AC97_RST (1<<29) /* CT5880 AC'97 Reset bit */ +#define ES_1373_REAR_BIT27 (1<<27) /* rear bits: 000 - front, 010 - mirror, 101 - separate */ +#define ES_1373_REAR_BIT26 (1<<26) +#define ES_1373_REAR_BIT24 (1<<24) +#define ES_1373_GPIO_INT_EN(o)(((o)&0x0f)<<20)/* GPIO [3:0] pins - interrupt enable */ +#define ES_1373_SPDIF_EN (1<<18) /* SPDIF enable */ +#define ES_1373_SPDIF_TEST (1<<17) /* SPDIF test */ +#define ES_1371_TEST (1<<16) /* test ASIC */ +#define ES_1373_GPIO_INT(i) (((i)&0x0f)>>12)/* GPIO [3:0] pins - interrupt pending */ +#define ES_1370_CSTAT (1<<10) /* CODEC is busy or register write in progress */ +#define ES_1370_CBUSY (1<<9) /* CODEC is busy */ +#define ES_1370_CWRIP (1<<8) /* CODEC register write in progress */ +#define ES_1371_SYNC_ERR (1<<8) /* CODEC synchronization error occurred */ +#define ES_1371_VC(i) (((i)>>6)&0x03) /* voice code from CCB module */ +#define ES_1370_VC(i) (((i)>>5)&0x03) /* voice code from CCB module */ +#define ES_1371_MPWR (1<<5) /* power level interrupt pending */ +#define ES_MCCB (1<<4) /* CCB interrupt pending */ +#define ES_UART (1<<3) /* UART interrupt pending */ +#define ES_DAC1 (1<<2) /* DAC1 channel interrupt pending */ +#define ES_DAC2 (1<<1) /* DAC2 channel interrupt pending */ +#define ES_ADC (1<<0) /* ADC channel interrupt pending */ +#define ES_REG_UART_DATA 0x08 /* R/W: UART data register */ +#define ES_REG_UART_STATUS 0x09 /* R/O: UART status register */ +#define ES_RXINT (1<<7) /* RX interrupt occurred */ +#define ES_TXINT (1<<2) /* TX interrupt occurred */ +#define ES_TXRDY (1<<1) /* transmitter ready */ +#define ES_RXRDY (1<<0) /* receiver ready */ +#define ES_REG_UART_CONTROL 0x09 /* W/O: UART control register */ +#define ES_RXINTEN (1<<7) /* RX interrupt enable */ +#define ES_TXINTENO(o) (((o)&0x03)<<5) /* TX interrupt enable */ +#define ES_TXINTENM (0x03<<5) /* mask for above */ +#define ES_TXINTENI(i) (((i)>>5)&0x03) +#define ES_CNTRL(o) (((o)&0x03)<<0) /* control */ +#define ES_CNTRLM (0x03<<0) /* mask for above */ +#define ES_REG_UART_RES 0x0a /* R/W: UART reserver register */ +#define ES_TEST_MODE (1<<0) /* test mode enabled */ +#define ES_REG_MEM_PAGE 0x0c /* R/W: Memory page register */ +#define ES_MEM_PAGEO(o) (((o)&0x0f)<<0) /* memory page select - out */ +#define ES_MEM_PAGEM (0x0f<<0) /* mask for above */ +#define ES_MEM_PAGEI(i) (((i)>>0)&0x0f) /* memory page select - in */ +#define ES_REG_1370_CODEC 0x10 /* W/O: Codec write register address */ +#define ES_1370_CODEC_WRITE(a,d) ((((a)&0xff)<<8)|(((d)&0xff)<<0)) +#define ES_REG_1371_CODEC 0x14 /* W/R: Codec Read/Write register address */ +#define ES_1371_CODEC_RDY (1<<31) /* codec ready */ +#define ES_1371_CODEC_WIP (1<<30) /* codec register access in progress */ +#define EV_1938_CODEC_MAGIC (1<<26) +#define ES_1371_CODEC_PIRD (1<<23) /* codec read/write select register */ +#define ES_1371_CODEC_WRITE(a,d) ((((a)&0x7f)<<16)|(((d)&0xffff)<<0)) +#define ES_1371_CODEC_READS(a) ((((a)&0x7f)<<16)|ES_1371_CODEC_PIRD) +#define ES_1371_CODEC_READ(i) (((i)>>0)&0xffff) + +#define ES_REG_1371_SMPRATE 0x10 /* W/R: Codec rate converter interface register */ +#define ES_1371_SRC_RAM_ADDRO(o) (((o)&0x7f)<<25)/* address of the sample rate converter */ +#define ES_1371_SRC_RAM_ADDRM (0x7f<<25) /* mask for above */ +#define ES_1371_SRC_RAM_ADDRI(i) (((i)>>25)&0x7f)/* address of the sample rate converter */ +#define ES_1371_SRC_RAM_WE (1<<24) /* R/W: read/write control for sample rate converter */ +#define ES_1371_SRC_RAM_BUSY (1<<23) /* R/O: sample rate memory is busy */ +#define ES_1371_SRC_DISABLE (1<<22) /* sample rate converter disable */ +#define ES_1371_DIS_P1 (1<<21) /* playback channel 1 accumulator update disable */ +#define ES_1371_DIS_P2 (1<<20) /* playback channel 1 accumulator update disable */ +#define ES_1371_DIS_R1 (1<<19) /* capture channel accumulator update disable */ +#define ES_1371_SRC_RAM_DATAO(o) (((o)&0xffff)<<0)/* current value of the sample rate converter */ +#define ES_1371_SRC_RAM_DATAM (0xffff<<0) /* mask for above */ +#define ES_1371_SRC_RAM_DATAI(i) (((i)>>0)&0xffff)/* current value of the sample rate converter */ + +#define ES_REG_1371_LEGACY 0x18 /* W/R: Legacy control/status register */ +#define ES_1371_JFAST (1<<31) /* fast joystick timing */ +#define ES_1371_HIB (1<<30) /* host interrupt blocking enable */ +#define ES_1371_VSB (1<<29) /* SB; 0 = addr 0x220xH, 1 = 0x22FxH */ +#define ES_1371_VMPUO(o) (((o)&0x03)<<27)/* base register address; 0 = 0x320xH; 1 = 0x330xH; 2 = 0x340xH; 3 = 0x350xH */ +#define ES_1371_VMPUM (0x03<<27) /* mask for above */ +#define ES_1371_VMPUI(i) (((i)>>27)&0x03)/* base register address */ +#define ES_1371_VCDCO(o) (((o)&0x03)<<25)/* CODEC; 0 = 0x530xH; 1 = undefined; 2 = 0xe80xH; 3 = 0xF40xH */ +#define ES_1371_VCDCM (0x03<<25) /* mask for above */ +#define ES_1371_VCDCI(i) (((i)>>25)&0x03)/* CODEC address */ +#define ES_1371_FIRQ (1<<24) /* force an interrupt */ +#define ES_1371_SDMACAP (1<<23) /* enable event capture for slave DMA controller */ +#define ES_1371_SPICAP (1<<22) /* enable event capture for slave IRQ controller */ +#define ES_1371_MDMACAP (1<<21) /* enable event capture for master DMA controller */ +#define ES_1371_MPICAP (1<<20) /* enable event capture for master IRQ controller */ +#define ES_1371_ADCAP (1<<19) /* enable event capture for ADLIB register; 0x388xH */ +#define ES_1371_SVCAP (1<<18) /* enable event capture for SB registers */ +#define ES_1371_CDCCAP (1<<17) /* enable event capture for CODEC registers */ +#define ES_1371_BACAP (1<<16) /* enable event capture for SoundScape base address */ +#define ES_1371_EXI(i) (((i)>>8)&0x07) /* event number */ +#define ES_1371_AI(i) (((i)>>3)&0x1f) /* event significant I/O address */ +#define ES_1371_WR (1<<2) /* event capture; 0 = read; 1 = write */ +#define ES_1371_LEGINT (1<<0) /* interrupt for legacy events; 0 = interrupt did occur */ + +#define ES_REG_CHANNEL_STATUS 0x1c /* R/W: first 32-bits from S/PDIF channel status block, es1373 */ + +#define ES_REG_SERIAL 0x20 /* R/W: Serial interface control register */ +#define ES_1371_DAC_TEST (1<<22) /* DAC test mode enable */ +#define ES_P2_END_INCO(o) (((o)&0x07)<<19)/* binary offset value to increment / loop end */ +#define ES_P2_END_INCM (0x07<<19) /* mask for above */ +#define ES_P2_END_INCI(i) (((i)>>16)&0x07)/* binary offset value to increment / loop end */ +#define ES_P2_ST_INCO(o) (((o)&0x07)<<16)/* binary offset value to increment / start */ +#define ES_P2_ST_INCM (0x07<<16) /* mask for above */ +#define ES_P2_ST_INCI(i) (((i)<<16)&0x07)/* binary offset value to increment / start */ +#define ES_R1_LOOP_SEL (1<<15) /* ADC; 0 - loop mode; 1 = stop mode */ +#define ES_P2_LOOP_SEL (1<<14) /* DAC2; 0 - loop mode; 1 = stop mode */ +#define ES_P1_LOOP_SEL (1<<13) /* DAC1; 0 - loop mode; 1 = stop mode */ +#define ES_P2_PAUSE (1<<12) /* DAC2; 0 - play mode; 1 = pause mode */ +#define ES_P1_PAUSE (1<<11) /* DAC1; 0 - play mode; 1 = pause mode */ +#define ES_R1_INT_EN (1<<10) /* ADC interrupt enable */ +#define ES_P2_INT_EN (1<<9) /* DAC2 interrupt enable */ +#define ES_P1_INT_EN (1<<8) /* DAC1 interrupt enable */ +#define ES_P1_SCT_RLD (1<<7) /* force sample counter reload for DAC1 */ +#define ES_P2_DAC_SEN (1<<6) /* when stop mode: 0 - DAC2 play back zeros; 1 = DAC2 play back last sample */ +#define ES_R1_MODEO(o) (((o)&0x03)<<4) /* ADC mode; 0 = 8-bit mono; 1 = 8-bit stereo; 2 = 16-bit mono; 3 = 16-bit stereo */ +#define ES_R1_MODEM (0x03<<4) /* mask for above */ +#define ES_R1_MODEI(i) (((i)>>4)&0x03) +#define ES_P2_MODEO(o) (((o)&0x03)<<2) /* DAC2 mode; -- '' -- */ +#define ES_P2_MODEM (0x03<<2) /* mask for above */ +#define ES_P2_MODEI(i) (((i)>>2)&0x03) +#define ES_P1_MODEO(o) (((o)&0x03)<<0) /* DAC1 mode; -- '' -- */ +#define ES_P1_MODEM (0x03<<0) /* mask for above */ +#define ES_P1_MODEI(i) (((i)>>0)&0x03) + +#define ES_REG_DAC1_COUNT 0x24 /* R/W: DAC1 sample count register */ +#define ES_REG_DAC2_COUNT 0x28 /* R/W: DAC2 sample count register */ +#define ES_REG_ADC_COUNT 0x2c /* R/W: ADC sample count register */ +#define ES_REG_CURR_COUNT(i) (((i)>>16)&0xffff) +#define ES_REG_COUNTO(o) (((o)&0xffff)<<0) +#define ES_REG_COUNTM (0xffff<<0) +#define ES_REG_COUNTI(i) (((i)>>0)&0xffff) + +#define ES_REG_DAC1_FRAME 0x30 /* R/W: PAGE 0x0c; DAC1 frame address */ +#define ES_REG_DAC1_SIZE 0x34 /* R/W: PAGE 0x0c; DAC1 frame size */ +#define ES_REG_DAC2_FRAME 0x38 /* R/W: PAGE 0x0c; DAC2 frame address */ +#define ES_REG_DAC2_SIZE 0x3c /* R/W: PAGE 0x0c; DAC2 frame size */ +#define ES_REG_ADC_FRAME 0x30 /* R/W: PAGE 0x0d; ADC frame address */ +#define ES_REG_ADC_SIZE 0x34 /* R/W: PAGE 0x0d; ADC frame size */ +#define ES_REG_FCURR_COUNTO(o) (((o)&0xffff)<<16) +#define ES_REG_FCURR_COUNTM (0xffff<<16) +#define ES_REG_FCURR_COUNTI(i) (((i)>>14)&0x3fffc) +#define ES_REG_FSIZEO(o) (((o)&0xffff)<<0) +#define ES_REG_FSIZEM (0xffff<<0) +#define ES_REG_FSIZEI(i) (((i)>>0)&0xffff) +#define ES_REG_PHANTOM_FRAME 0x38 /* R/W: PAGE 0x0d: phantom frame address */ +#define ES_REG_PHANTOM_COUNT 0x3c /* R/W: PAGE 0x0d: phantom frame count */ + +#define ES_REG_UART_FIFO 0x30 /* R/W: PAGE 0x0e; UART FIFO register */ +#define ES_REG_UF_VALID (1<<8) +#define ES_REG_UF_BYTEO(o) (((o)&0xff)<<0) +#define ES_REG_UF_BYTEM (0xff<<0) +#define ES_REG_UF_BYTEI(i) (((i)>>0)&0xff) + + +/* + * Pages + */ + +#define ES_PAGE_DAC 0x0c +#define ES_PAGE_ADC 0x0d +#define ES_PAGE_UART 0x0e +#define ES_PAGE_UART1 0x0f + +/* + * Sample rate converter addresses + */ + +#define ES_SMPREG_DAC1 0x70 +#define ES_SMPREG_DAC2 0x74 +#define ES_SMPREG_ADC 0x78 +#define ES_SMPREG_VOL_ADC 0x6c +#define ES_SMPREG_VOL_DAC1 0x7c +#define ES_SMPREG_VOL_DAC2 0x7e +#define ES_SMPREG_TRUNC_N 0x00 +#define ES_SMPREG_INT_REGS 0x01 +#define ES_SMPREG_ACCUM_FRAC 0x02 +#define ES_SMPREG_VFREQ_FRAC 0x03 + +/* + * Some contants + */ + +#define ES_1370_SRCLOCK 1411200 +#define ES_1370_SRTODIV(x) (ES_1370_SRCLOCK/(x)-2) + +/* + * Open modes + */ + +#define ES_MODE_PLAY1 0x0001 +#define ES_MODE_PLAY2 0x0002 +#define ES_MODE_CAPTURE 0x0004 + +#define ES_MODE_OUTPUT 0x0001 /* for MIDI */ +#define ES_MODE_INPUT 0x0002 /* for MIDI */ + +/* + + */ + +struct ensoniq { + spinlock_t reg_lock; + struct mutex src_mutex; + + int irq; + + unsigned long playback1size; + unsigned long playback2size; + unsigned long capture3size; + + unsigned long port; + unsigned int mode; + unsigned int uartm; /* UART mode */ + + unsigned int ctrl; /* control register */ + unsigned int sctrl; /* serial control register */ + unsigned int cssr; /* control status register */ + unsigned int uartc; /* uart control register */ + unsigned int rev; /* chip revision */ + + union { +#ifdef CHIP1371 + struct { + struct snd_ac97 *ac97; + } es1371; +#else + struct { + int pclkdiv_lock; + struct snd_ak4531 *ak4531; + } es1370; +#endif + } u; + + struct pci_dev *pci; + struct snd_card *card; + struct snd_pcm *pcm1; /* DAC1/ADC PCM */ + struct snd_pcm *pcm2; /* DAC2 PCM */ + struct snd_pcm_substream *playback1_substream; + struct snd_pcm_substream *playback2_substream; + struct snd_pcm_substream *capture_substream; + unsigned int p1_dma_size; + unsigned int p2_dma_size; + unsigned int c_dma_size; + unsigned int p1_period_size; + unsigned int p2_period_size; + unsigned int c_period_size; + struct snd_rawmidi *rmidi; + struct snd_rawmidi_substream *midi_input; + struct snd_rawmidi_substream *midi_output; + + unsigned int spdif; + unsigned int spdif_default; + unsigned int spdif_stream; + +#ifdef CHIP1370 + struct snd_dma_buffer dma_bug; +#endif + +#ifdef SUPPORT_JOYSTICK + struct gameport *gameport; +#endif +}; + +static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id); + +static DEFINE_PCI_DEVICE_TABLE(snd_audiopci_ids) = { +#ifdef CHIP1370 + { PCI_VDEVICE(ENSONIQ, 0x5000), 0, }, /* ES1370 */ +#endif +#ifdef CHIP1371 + { PCI_VDEVICE(ENSONIQ, 0x1371), 0, }, /* ES1371 */ + { PCI_VDEVICE(ENSONIQ, 0x5880), 0, }, /* ES1373 - CT5880 */ + { PCI_VDEVICE(ECTIVA, 0x8938), 0, }, /* Ectiva EV1938 */ +#endif + { 0, } +}; + +MODULE_DEVICE_TABLE(pci, snd_audiopci_ids); + +/* + * constants + */ + +#define POLL_COUNT 0xa000 + +#ifdef CHIP1370 +static unsigned int snd_es1370_fixed_rates[] = + {5512, 11025, 22050, 44100}; +static struct snd_pcm_hw_constraint_list snd_es1370_hw_constraints_rates = { + .count = 4, + .list = snd_es1370_fixed_rates, + .mask = 0, +}; +static struct snd_ratnum es1370_clock = { + .num = ES_1370_SRCLOCK, + .den_min = 29, + .den_max = 353, + .den_step = 1, +}; +static struct snd_pcm_hw_constraint_ratnums snd_es1370_hw_constraints_clock = { + .nrats = 1, + .rats = &es1370_clock, +}; +#else +static struct snd_ratden es1371_dac_clock = { + .num_min = 3000 * (1 << 15), + .num_max = 48000 * (1 << 15), + .num_step = 3000, + .den = 1 << 15, +}; +static struct snd_pcm_hw_constraint_ratdens snd_es1371_hw_constraints_dac_clock = { + .nrats = 1, + .rats = &es1371_dac_clock, +}; +static struct snd_ratnum es1371_adc_clock = { + .num = 48000 << 15, + .den_min = 32768, + .den_max = 393216, + .den_step = 1, +}; +static struct snd_pcm_hw_constraint_ratnums snd_es1371_hw_constraints_adc_clock = { + .nrats = 1, + .rats = &es1371_adc_clock, +}; +#endif +static const unsigned int snd_ensoniq_sample_shift[] = + {0, 1, 1, 2}; + +/* + * common I/O routines + */ + +#ifdef CHIP1371 + +static unsigned int snd_es1371_wait_src_ready(struct ensoniq * ensoniq) +{ + unsigned int t, r = 0; + + for (t = 0; t < POLL_COUNT; t++) { + r = inl(ES_REG(ensoniq, 1371_SMPRATE)); + if ((r & ES_1371_SRC_RAM_BUSY) == 0) + return r; + cond_resched(); + } + snd_printk(KERN_ERR "wait src ready timeout 0x%lx [0x%x]\n", + ES_REG(ensoniq, 1371_SMPRATE), r); + return 0; +} + +static unsigned int snd_es1371_src_read(struct ensoniq * ensoniq, unsigned short reg) +{ + unsigned int temp, i, orig, r; + + /* wait for ready */ + temp = orig = snd_es1371_wait_src_ready(ensoniq); + + /* expose the SRC state bits */ + r = temp & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 | + ES_1371_DIS_P2 | ES_1371_DIS_R1); + r |= ES_1371_SRC_RAM_ADDRO(reg) | 0x10000; + outl(r, ES_REG(ensoniq, 1371_SMPRATE)); + + /* now, wait for busy and the correct time to read */ + temp = snd_es1371_wait_src_ready(ensoniq); + + if ((temp & 0x00870000) != 0x00010000) { + /* wait for the right state */ + for (i = 0; i < POLL_COUNT; i++) { + temp = inl(ES_REG(ensoniq, 1371_SMPRATE)); + if ((temp & 0x00870000) == 0x00010000) + break; + } + } + + /* hide the state bits */ + r = orig & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 | + ES_1371_DIS_P2 | ES_1371_DIS_R1); + r |= ES_1371_SRC_RAM_ADDRO(reg); + outl(r, ES_REG(ensoniq, 1371_SMPRATE)); + + return temp; +} + +static void snd_es1371_src_write(struct ensoniq * ensoniq, + unsigned short reg, unsigned short data) +{ + unsigned int r; + + r = snd_es1371_wait_src_ready(ensoniq) & + (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 | + ES_1371_DIS_P2 | ES_1371_DIS_R1); + r |= ES_1371_SRC_RAM_ADDRO(reg) | ES_1371_SRC_RAM_DATAO(data); + outl(r | ES_1371_SRC_RAM_WE, ES_REG(ensoniq, 1371_SMPRATE)); +} + +#endif /* CHIP1371 */ + +#ifdef CHIP1370 + +static void snd_es1370_codec_write(struct snd_ak4531 *ak4531, + unsigned short reg, unsigned short val) +{ + struct ensoniq *ensoniq = ak4531->private_data; + unsigned long end_time = jiffies + HZ / 10; + +#if 0 + printk(KERN_DEBUG + "CODEC WRITE: reg = 0x%x, val = 0x%x (0x%x), creg = 0x%x\n", + reg, val, ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC)); +#endif + do { + if (!(inl(ES_REG(ensoniq, STATUS)) & ES_1370_CSTAT)) { + outw(ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC)); + return; + } + schedule_timeout_uninterruptible(1); + } while (time_after(end_time, jiffies)); + snd_printk(KERN_ERR "codec write timeout, status = 0x%x\n", + inl(ES_REG(ensoniq, STATUS))); +} + +#endif /* CHIP1370 */ + +#ifdef CHIP1371 + +static inline bool is_ev1938(struct ensoniq *ensoniq) +{ + return ensoniq->pci->device == 0x8938; +} + +static void snd_es1371_codec_write(struct snd_ac97 *ac97, + unsigned short reg, unsigned short val) +{ + struct ensoniq *ensoniq = ac97->private_data; + unsigned int t, x, flag; + + flag = is_ev1938(ensoniq) ? EV_1938_CODEC_MAGIC : 0; + mutex_lock(&ensoniq->src_mutex); + for (t = 0; t < POLL_COUNT; t++) { + if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) { + /* save the current state for latter */ + x = snd_es1371_wait_src_ready(ensoniq); + outl((x & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 | + ES_1371_DIS_P2 | ES_1371_DIS_R1)) | 0x00010000, + ES_REG(ensoniq, 1371_SMPRATE)); + /* wait for not busy (state 0) first to avoid + transition states */ + for (t = 0; t < POLL_COUNT; t++) { + if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) == + 0x00000000) + break; + } + /* wait for a SAFE time to write addr/data and then do it, dammit */ + for (t = 0; t < POLL_COUNT; t++) { + if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) == + 0x00010000) + break; + } + outl(ES_1371_CODEC_WRITE(reg, val) | flag, + ES_REG(ensoniq, 1371_CODEC)); + /* restore SRC reg */ + snd_es1371_wait_src_ready(ensoniq); + outl(x, ES_REG(ensoniq, 1371_SMPRATE)); + mutex_unlock(&ensoniq->src_mutex); + return; + } + } + mutex_unlock(&ensoniq->src_mutex); + snd_printk(KERN_ERR "codec write timeout at 0x%lx [0x%x]\n", + ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC))); +} + +static unsigned short snd_es1371_codec_read(struct snd_ac97 *ac97, + unsigned short reg) +{ + struct ensoniq *ensoniq = ac97->private_data; + unsigned int t, x, flag, fail = 0; + + flag = is_ev1938(ensoniq) ? EV_1938_CODEC_MAGIC : 0; + __again: + mutex_lock(&ensoniq->src_mutex); + for (t = 0; t < POLL_COUNT; t++) { + if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) { + /* save the current state for latter */ + x = snd_es1371_wait_src_ready(ensoniq); + outl((x & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 | + ES_1371_DIS_P2 | ES_1371_DIS_R1)) | 0x00010000, + ES_REG(ensoniq, 1371_SMPRATE)); + /* wait for not busy (state 0) first to avoid + transition states */ + for (t = 0; t < POLL_COUNT; t++) { + if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) == + 0x00000000) + break; + } + /* wait for a SAFE time to write addr/data and then do it, dammit */ + for (t = 0; t < POLL_COUNT; t++) { + if ((inl(ES_REG(ensoniq, 1371_SMPRATE)) & 0x00870000) == + 0x00010000) + break; + } + outl(ES_1371_CODEC_READS(reg) | flag, + ES_REG(ensoniq, 1371_CODEC)); + /* restore SRC reg */ + snd_es1371_wait_src_ready(ensoniq); + outl(x, ES_REG(ensoniq, 1371_SMPRATE)); + /* wait for WIP again */ + for (t = 0; t < POLL_COUNT; t++) { + if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) + break; + } + /* now wait for the stinkin' data (RDY) */ + for (t = 0; t < POLL_COUNT; t++) { + if ((x = inl(ES_REG(ensoniq, 1371_CODEC))) & ES_1371_CODEC_RDY) { + if (is_ev1938(ensoniq)) { + for (t = 0; t < 100; t++) + inl(ES_REG(ensoniq, CONTROL)); + x = inl(ES_REG(ensoniq, 1371_CODEC)); + } + mutex_unlock(&ensoniq->src_mutex); + return ES_1371_CODEC_READ(x); + } + } + mutex_unlock(&ensoniq->src_mutex); + if (++fail > 10) { + snd_printk(KERN_ERR "codec read timeout (final) " + "at 0x%lx, reg = 0x%x [0x%x]\n", + ES_REG(ensoniq, 1371_CODEC), reg, + inl(ES_REG(ensoniq, 1371_CODEC))); + return 0; + } + goto __again; + } + } + mutex_unlock(&ensoniq->src_mutex); + snd_printk(KERN_ERR "es1371: codec read timeout at 0x%lx [0x%x]\n", + ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC))); + return 0; +} + +static void snd_es1371_codec_wait(struct snd_ac97 *ac97) +{ + msleep(750); + snd_es1371_codec_read(ac97, AC97_RESET); + snd_es1371_codec_read(ac97, AC97_VENDOR_ID1); + snd_es1371_codec_read(ac97, AC97_VENDOR_ID2); + msleep(50); +} + +static void snd_es1371_adc_rate(struct ensoniq * ensoniq, unsigned int rate) +{ + unsigned int n, truncm, freq, result; + + mutex_lock(&ensoniq->src_mutex); + n = rate / 3000; + if ((1 << n) & ((1 << 15) | (1 << 13) | (1 << 11) | (1 << 9))) + n--; + truncm = (21 * n - 1) | 1; + freq = ((48000UL << 15) / rate) * n; + result = (48000UL << 15) / (freq / n); + if (rate >= 24000) { + if (truncm > 239) + truncm = 239; + snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_TRUNC_N, + (((239 - truncm) >> 1) << 9) | (n << 4)); + } else { + if (truncm > 119) + truncm = 119; + snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_TRUNC_N, + 0x8000 | (((119 - truncm) >> 1) << 9) | (n << 4)); + } + snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_INT_REGS, + (snd_es1371_src_read(ensoniq, ES_SMPREG_ADC + + ES_SMPREG_INT_REGS) & 0x00ff) | + ((freq >> 5) & 0xfc00)); + snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff); + snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, n << 8); + snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, n << 8); + mutex_unlock(&ensoniq->src_mutex); +} + +static void snd_es1371_dac1_rate(struct ensoniq * ensoniq, unsigned int rate) +{ + unsigned int freq, r; + + mutex_lock(&ensoniq->src_mutex); + freq = ((rate << 15) + 1500) / 3000; + r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE | + ES_1371_DIS_P2 | ES_1371_DIS_R1)) | + ES_1371_DIS_P1; + outl(r, ES_REG(ensoniq, 1371_SMPRATE)); + snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS, + (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC1 + + ES_SMPREG_INT_REGS) & 0x00ff) | + ((freq >> 5) & 0xfc00)); + snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff); + r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE | + ES_1371_DIS_P2 | ES_1371_DIS_R1)); + outl(r, ES_REG(ensoniq, 1371_SMPRATE)); + mutex_unlock(&ensoniq->src_mutex); +} + +static void snd_es1371_dac2_rate(struct ensoniq * ensoniq, unsigned int rate) +{ + unsigned int freq, r; + + mutex_lock(&ensoniq->src_mutex); + freq = ((rate << 15) + 1500) / 3000; + r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE | + ES_1371_DIS_P1 | ES_1371_DIS_R1)) | + ES_1371_DIS_P2; + outl(r, ES_REG(ensoniq, 1371_SMPRATE)); + snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS, + (snd_es1371_src_read(ensoniq, ES_SMPREG_DAC2 + + ES_SMPREG_INT_REGS) & 0x00ff) | + ((freq >> 5) & 0xfc00)); + snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_VFREQ_FRAC, + freq & 0x7fff); + r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE | + ES_1371_DIS_P1 | ES_1371_DIS_R1)); + outl(r, ES_REG(ensoniq, 1371_SMPRATE)); + mutex_unlock(&ensoniq->src_mutex); +} + +#endif /* CHIP1371 */ + +static int snd_ensoniq_trigger(struct snd_pcm_substream *substream, int cmd) +{ + struct ensoniq *ensoniq = snd_pcm_substream_chip(substream); + switch (cmd) { + case SNDRV_PCM_TRIGGER_PAUSE_PUSH: + case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: + { + unsigned int what = 0; + struct snd_pcm_substream *s; + snd_pcm_group_for_each_entry(s, substream) { + if (s == ensoniq->playback1_substream) { + what |= ES_P1_PAUSE; + snd_pcm_trigger_done(s, substream); + } else if (s == ensoniq->playback2_substream) { + what |= ES_P2_PAUSE; + snd_pcm_trigger_done(s, substream); + } else if (s == ensoniq->capture_substream) + return -EINVAL; + } + spin_lock(&ensoniq->reg_lock); + if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH) + ensoniq->sctrl |= what; + else + ensoniq->sctrl &= ~what; + outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL)); + spin_unlock(&ensoniq->reg_lock); + break; + } + case SNDRV_PCM_TRIGGER_START: + case SNDRV_PCM_TRIGGER_STOP: + { + unsigned int what = 0; + struct snd_pcm_substream *s; + snd_pcm_group_for_each_entry(s, substream) { + if (s == ensoniq->playback1_substream) { + what |= ES_DAC1_EN; + snd_pcm_trigger_done(s, substream); + } else if (s == ensoniq->playback2_substream) { + what |= ES_DAC2_EN; + snd_pcm_trigger_done(s, substream); + } else if (s == ensoniq->capture_substream) { + what |= ES_ADC_EN; + snd_pcm_trigger_done(s, substream); + } + } + spin_lock(&ensoniq->reg_lock); + if (cmd == SNDRV_PCM_TRIGGER_START) + ensoniq->ctrl |= what; + else + ensoniq->ctrl &= ~what; + outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL)); + spin_unlock(&ensoniq->reg_lock); + break; + } + default: + return -EINVAL; + } + return 0; +} + +/* + * PCM part + */ + +static int snd_ensoniq_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *hw_params) +{ + return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); +} + +static int snd_ensoniq_hw_free(struct snd_pcm_substream *substream) +{ + return snd_pcm_lib_free_pages(substream); +} + +static int snd_ensoniq_playback1_prepare(struct snd_pcm_substream *substream) +{ + struct ensoniq *ensoniq = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + unsigned int mode = 0; + + ensoniq->p1_dma_size = snd_pcm_lib_buffer_bytes(substream); + ensoniq->p1_period_size = snd_pcm_lib_period_bytes(substream); + if (snd_pcm_format_width(runtime->format) == 16) + mode |= 0x02; + if (runtime->channels > 1) + mode |= 0x01; + spin_lock_irq(&ensoniq->reg_lock); + ensoniq->ctrl &= ~ES_DAC1_EN; +#ifdef CHIP1371 + /* 48k doesn't need SRC (it breaks AC3-passthru) */ + if (runtime->rate == 48000) + ensoniq->ctrl |= ES_1373_BYPASS_P1; + else + ensoniq->ctrl &= ~ES_1373_BYPASS_P1; +#endif + outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL)); + outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE)); + outl(runtime->dma_addr, ES_REG(ensoniq, DAC1_FRAME)); + outl((ensoniq->p1_dma_size >> 2) - 1, ES_REG(ensoniq, DAC1_SIZE)); + ensoniq->sctrl &= ~(ES_P1_LOOP_SEL | ES_P1_PAUSE | ES_P1_SCT_RLD | ES_P1_MODEM); + ensoniq->sctrl |= ES_P1_INT_EN | ES_P1_MODEO(mode); + outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL)); + outl((ensoniq->p1_period_size >> snd_ensoniq_sample_shift[mode]) - 1, + ES_REG(ensoniq, DAC1_COUNT)); +#ifdef CHIP1370 + ensoniq->ctrl &= ~ES_1370_WTSRSELM; + switch (runtime->rate) { + case 5512: ensoniq->ctrl |= ES_1370_WTSRSEL(0); break; + case 11025: ensoniq->ctrl |= ES_1370_WTSRSEL(1); break; + case 22050: ensoniq->ctrl |= ES_1370_WTSRSEL(2); break; + case 44100: ensoniq->ctrl |= ES_1370_WTSRSEL(3); break; + default: snd_BUG(); + } +#endif + outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL)); + spin_unlock_irq(&ensoniq->reg_lock); +#ifndef CHIP1370 + snd_es1371_dac1_rate(ensoniq, runtime->rate); +#endif + return 0; +} + +static int snd_ensoniq_playback2_prepare(struct snd_pcm_substream *substream) +{ + struct ensoniq *ensoniq = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + unsigned int mode = 0; + + ensoniq->p2_dma_size = snd_pcm_lib_buffer_bytes(substream); + ensoniq->p2_period_size = snd_pcm_lib_period_bytes(substream); + if (snd_pcm_format_width(runtime->format) == 16) + mode |= 0x02; + if (runtime->channels > 1) + mode |= 0x01; + spin_lock_irq(&ensoniq->reg_lock); + ensoniq->ctrl &= ~ES_DAC2_EN; + outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL)); + outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE)); + outl(runtime->dma_addr, ES_REG(ensoniq, DAC2_FRAME)); + outl((ensoniq->p2_dma_size >> 2) - 1, ES_REG(ensoniq, DAC2_SIZE)); + ensoniq->sctrl &= ~(ES_P2_LOOP_SEL | ES_P2_PAUSE | ES_P2_DAC_SEN | + ES_P2_END_INCM | ES_P2_ST_INCM | ES_P2_MODEM); + ensoniq->sctrl |= ES_P2_INT_EN | ES_P2_MODEO(mode) | + ES_P2_END_INCO(mode & 2 ? 2 : 1) | ES_P2_ST_INCO(0); + outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL)); + outl((ensoniq->p2_period_size >> snd_ensoniq_sample_shift[mode]) - 1, + ES_REG(ensoniq, DAC2_COUNT)); +#ifdef CHIP1370 + if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_CAPTURE)) { + ensoniq->ctrl &= ~ES_1370_PCLKDIVM; + ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate)); + ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_PLAY2; + } +#endif + outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL)); + spin_unlock_irq(&ensoniq->reg_lock); +#ifndef CHIP1370 + snd_es1371_dac2_rate(ensoniq, runtime->rate); +#endif + return 0; +} + +static int snd_ensoniq_capture_prepare(struct snd_pcm_substream *substream) +{ + struct ensoniq *ensoniq = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + unsigned int mode = 0; + + ensoniq->c_dma_size = snd_pcm_lib_buffer_bytes(substream); + ensoniq->c_period_size = snd_pcm_lib_period_bytes(substream); + if (snd_pcm_format_width(runtime->format) == 16) + mode |= 0x02; + if (runtime->channels > 1) + mode |= 0x01; + spin_lock_irq(&ensoniq->reg_lock); + ensoniq->ctrl &= ~ES_ADC_EN; + outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL)); + outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE)); + outl(runtime->dma_addr, ES_REG(ensoniq, ADC_FRAME)); + outl((ensoniq->c_dma_size >> 2) - 1, ES_REG(ensoniq, ADC_SIZE)); + ensoniq->sctrl &= ~(ES_R1_LOOP_SEL | ES_R1_MODEM); + ensoniq->sctrl |= ES_R1_INT_EN | ES_R1_MODEO(mode); + outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL)); + outl((ensoniq->c_period_size >> snd_ensoniq_sample_shift[mode]) - 1, + ES_REG(ensoniq, ADC_COUNT)); +#ifdef CHIP1370 + if (!(ensoniq->u.es1370.pclkdiv_lock & ES_MODE_PLAY2)) { + ensoniq->ctrl &= ~ES_1370_PCLKDIVM; + ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate)); + ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_CAPTURE; + } +#endif + outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL)); + spin_unlock_irq(&ensoniq->reg_lock); +#ifndef CHIP1370 + snd_es1371_adc_rate(ensoniq, runtime->rate); +#endif + return 0; +} + +static snd_pcm_uframes_t snd_ensoniq_playback1_pointer(struct snd_pcm_substream *substream) +{ + struct ensoniq *ensoniq = snd_pcm_substream_chip(substream); + size_t ptr; + + spin_lock(&ensoniq->reg_lock); + if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC1_EN) { + outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE)); + ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC1_SIZE))); + ptr = bytes_to_frames(substream->runtime, ptr); + } else { + ptr = 0; + } + spin_unlock(&ensoniq->reg_lock); + return ptr; +} + +static snd_pcm_uframes_t snd_ensoniq_playback2_pointer(struct snd_pcm_substream *substream) +{ + struct ensoniq *ensoniq = snd_pcm_substream_chip(substream); + size_t ptr; + + spin_lock(&ensoniq->reg_lock); + if (inl(ES_REG(ensoniq, CONTROL)) & ES_DAC2_EN) { + outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE)); + ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, DAC2_SIZE))); + ptr = bytes_to_frames(substream->runtime, ptr); + } else { + ptr = 0; + } + spin_unlock(&ensoniq->reg_lock); + return ptr; +} + +static snd_pcm_uframes_t snd_ensoniq_capture_pointer(struct snd_pcm_substream *substream) +{ + struct ensoniq *ensoniq = snd_pcm_substream_chip(substream); + size_t ptr; + + spin_lock(&ensoniq->reg_lock); + if (inl(ES_REG(ensoniq, CONTROL)) & ES_ADC_EN) { + outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE)); + ptr = ES_REG_FCURR_COUNTI(inl(ES_REG(ensoniq, ADC_SIZE))); + ptr = bytes_to_frames(substream->runtime, ptr); + } else { + ptr = 0; + } + spin_unlock(&ensoniq->reg_lock); + return ptr; +} + +static struct snd_pcm_hardware snd_ensoniq_playback1 = +{ + .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_BLOCK_TRANSFER | + SNDRV_PCM_INFO_MMAP_VALID | + SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START), + .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE, + .rates = +#ifndef CHIP1370 + SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000, +#else + (SNDRV_PCM_RATE_KNOT | /* 5512Hz rate */ + SNDRV_PCM_RATE_11025 | SNDRV_PCM_RATE_22050 | + SNDRV_PCM_RATE_44100), +#endif + .rate_min = 4000, + .rate_max = 48000, + .channels_min = 1, + .channels_max = 2, + .buffer_bytes_max = (128*1024), + .period_bytes_min = 64, + .period_bytes_max = (128*1024), + .periods_min = 1, + .periods_max = 1024, + .fifo_size = 0, +}; + +static struct snd_pcm_hardware snd_ensoniq_playback2 = +{ + .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_BLOCK_TRANSFER | + SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE | + SNDRV_PCM_INFO_SYNC_START), + .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE, + .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000, + .rate_min = 4000, + .rate_max = 48000, + .channels_min = 1, + .channels_max = 2, + .buffer_bytes_max = (128*1024), + .period_bytes_min = 64, + .period_bytes_max = (128*1024), + .periods_min = 1, + .periods_max = 1024, + .fifo_size = 0, +}; + +static struct snd_pcm_hardware snd_ensoniq_capture = +{ + .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_BLOCK_TRANSFER | + SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START), + .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE, + .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000, + .rate_min = 4000, + .rate_max = 48000, + .channels_min = 1, + .channels_max = 2, + .buffer_bytes_max = (128*1024), + .period_bytes_min = 64, + .period_bytes_max = (128*1024), + .periods_min = 1, + .periods_max = 1024, + .fifo_size = 0, +}; + +static int snd_ensoniq_playback1_open(struct snd_pcm_substream *substream) +{ + struct ensoniq *ensoniq = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + + ensoniq->mode |= ES_MODE_PLAY1; + ensoniq->playback1_substream = substream; + runtime->hw = snd_ensoniq_playback1; + snd_pcm_set_sync(substream); + spin_lock_irq(&ensoniq->reg_lock); + if (ensoniq->spdif && ensoniq->playback2_substream == NULL) + ensoniq->spdif_stream = ensoniq->spdif_default; + spin_unlock_irq(&ensoniq->reg_lock); +#ifdef CHIP1370 + snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + &snd_es1370_hw_constraints_rates); +#else + snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + &snd_es1371_hw_constraints_dac_clock); +#endif + return 0; +} + +static int snd_ensoniq_playback2_open(struct snd_pcm_substream *substream) +{ + struct ensoniq *ensoniq = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + + ensoniq->mode |= ES_MODE_PLAY2; + ensoniq->playback2_substream = substream; + runtime->hw = snd_ensoniq_playback2; + snd_pcm_set_sync(substream); + spin_lock_irq(&ensoniq->reg_lock); + if (ensoniq->spdif && ensoniq->playback1_substream == NULL) + ensoniq->spdif_stream = ensoniq->spdif_default; + spin_unlock_irq(&ensoniq->reg_lock); +#ifdef CHIP1370 + snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + &snd_es1370_hw_constraints_clock); +#else + snd_pcm_hw_constraint_ratdens(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + &snd_es1371_hw_constraints_dac_clock); +#endif + return 0; +} + +static int snd_ensoniq_capture_open(struct snd_pcm_substream *substream) +{ + struct ensoniq *ensoniq = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + + ensoniq->mode |= ES_MODE_CAPTURE; + ensoniq->capture_substream = substream; + runtime->hw = snd_ensoniq_capture; + snd_pcm_set_sync(substream); +#ifdef CHIP1370 + snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + &snd_es1370_hw_constraints_clock); +#else + snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + &snd_es1371_hw_constraints_adc_clock); +#endif + return 0; +} + +static int snd_ensoniq_playback1_close(struct snd_pcm_substream *substream) +{ + struct ensoniq *ensoniq = snd_pcm_substream_chip(substream); + + ensoniq->playback1_substream = NULL; + ensoniq->mode &= ~ES_MODE_PLAY1; + return 0; +} + +static int snd_ensoniq_playback2_close(struct snd_pcm_substream *substream) +{ + struct ensoniq *ensoniq = snd_pcm_substream_chip(substream); + + ensoniq->playback2_substream = NULL; + spin_lock_irq(&ensoniq->reg_lock); +#ifdef CHIP1370 + ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_PLAY2; +#endif + ensoniq->mode &= ~ES_MODE_PLAY2; + spin_unlock_irq(&ensoniq->reg_lock); + return 0; +} + +static int snd_ensoniq_capture_close(struct snd_pcm_substream *substream) +{ + struct ensoniq *ensoniq = snd_pcm_substream_chip(substream); + + ensoniq->capture_substream = NULL; + spin_lock_irq(&ensoniq->reg_lock); +#ifdef CHIP1370 + ensoniq->u.es1370.pclkdiv_lock &= ~ES_MODE_CAPTURE; +#endif + ensoniq->mode &= ~ES_MODE_CAPTURE; + spin_unlock_irq(&ensoniq->reg_lock); + return 0; +} + +static struct snd_pcm_ops snd_ensoniq_playback1_ops = { + .open = snd_ensoniq_playback1_open, + .close = snd_ensoniq_playback1_close, + .ioctl = snd_pcm_lib_ioctl, + .hw_params = snd_ensoniq_hw_params, + .hw_free = snd_ensoniq_hw_free, + .prepare = snd_ensoniq_playback1_prepare, + .trigger = snd_ensoniq_trigger, + .pointer = snd_ensoniq_playback1_pointer, +}; + +static struct snd_pcm_ops snd_ensoniq_playback2_ops = { + .open = snd_ensoniq_playback2_open, + .close = snd_ensoniq_playback2_close, + .ioctl = snd_pcm_lib_ioctl, + .hw_params = snd_ensoniq_hw_params, + .hw_free = snd_ensoniq_hw_free, + .prepare = snd_ensoniq_playback2_prepare, + .trigger = snd_ensoniq_trigger, + .pointer = snd_ensoniq_playback2_pointer, +}; + +static struct snd_pcm_ops snd_ensoniq_capture_ops = { + .open = snd_ensoniq_capture_open, + .close = snd_ensoniq_capture_close, + .ioctl = snd_pcm_lib_ioctl, + .hw_params = snd_ensoniq_hw_params, + .hw_free = snd_ensoniq_hw_free, + .prepare = snd_ensoniq_capture_prepare, + .trigger = snd_ensoniq_trigger, + .pointer = snd_ensoniq_capture_pointer, +}; + +static int __devinit snd_ensoniq_pcm(struct ensoniq * ensoniq, int device, + struct snd_pcm ** rpcm) +{ + struct snd_pcm *pcm; + int err; + + if (rpcm) + *rpcm = NULL; +#ifdef CHIP1370 + err = snd_pcm_new(ensoniq->card, "ES1370/1", device, 1, 1, &pcm); +#else + err = snd_pcm_new(ensoniq->card, "ES1371/1", device, 1, 1, &pcm); +#endif + if (err < 0) + return err; + +#ifdef CHIP1370 + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops); +#else + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops); +#endif + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ensoniq_capture_ops); + + pcm->private_data = ensoniq; + pcm->info_flags = 0; +#ifdef CHIP1370 + strcpy(pcm->name, "ES1370 DAC2/ADC"); +#else + strcpy(pcm->name, "ES1371 DAC2/ADC"); +#endif + ensoniq->pcm1 = pcm; + + snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, + snd_dma_pci_data(ensoniq->pci), 64*1024, 128*1024); + + if (rpcm) + *rpcm = pcm; + return 0; +} + +static int __devinit snd_ensoniq_pcm2(struct ensoniq * ensoniq, int device, + struct snd_pcm ** rpcm) +{ + struct snd_pcm *pcm; + int err; + + if (rpcm) + *rpcm = NULL; +#ifdef CHIP1370 + err = snd_pcm_new(ensoniq->card, "ES1370/2", device, 1, 0, &pcm); +#else + err = snd_pcm_new(ensoniq->card, "ES1371/2", device, 1, 0, &pcm); +#endif + if (err < 0) + return err; + +#ifdef CHIP1370 + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback1_ops); +#else + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ensoniq_playback2_ops); +#endif + pcm->private_data = ensoniq; + pcm->info_flags = 0; +#ifdef CHIP1370 + strcpy(pcm->name, "ES1370 DAC1"); +#else + strcpy(pcm->name, "ES1371 DAC1"); +#endif + ensoniq->pcm2 = pcm; + + snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, + snd_dma_pci_data(ensoniq->pci), 64*1024, 128*1024); + + if (rpcm) + *rpcm = pcm; + return 0; +} + +/* + * Mixer section + */ + +/* + * ENS1371 mixer (including SPDIF interface) + */ +#ifdef CHIP1371 +static int snd_ens1373_spdif_info(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; + uinfo->count = 1; + return 0; +} + +static int snd_ens1373_spdif_default_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol); + spin_lock_irq(&ensoniq->reg_lock); + ucontrol->value.iec958.status[0] = (ensoniq->spdif_default >> 0) & 0xff; + ucontrol->value.iec958.status[1] = (ensoniq->spdif_default >> 8) & 0xff; + ucontrol->value.iec958.status[2] = (ensoniq->spdif_default >> 16) & 0xff; + ucontrol->value.iec958.status[3] = (ensoniq->spdif_default >> 24) & 0xff; + spin_unlock_irq(&ensoniq->reg_lock); + return 0; +} + +static int snd_ens1373_spdif_default_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol); + unsigned int val; + int change; + + val = ((u32)ucontrol->value.iec958.status[0] << 0) | + ((u32)ucontrol->value.iec958.status[1] << 8) | + ((u32)ucontrol->value.iec958.status[2] << 16) | + ((u32)ucontrol->value.iec958.status[3] << 24); + spin_lock_irq(&ensoniq->reg_lock); + change = ensoniq->spdif_default != val; + ensoniq->spdif_default = val; + if (change && ensoniq->playback1_substream == NULL && + ensoniq->playback2_substream == NULL) + outl(val, ES_REG(ensoniq, CHANNEL_STATUS)); + spin_unlock_irq(&ensoniq->reg_lock); + return change; +} + +static int snd_ens1373_spdif_mask_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + ucontrol->value.iec958.status[0] = 0xff; + ucontrol->value.iec958.status[1] = 0xff; + ucontrol->value.iec958.status[2] = 0xff; + ucontrol->value.iec958.status[3] = 0xff; + return 0; +} + +static int snd_ens1373_spdif_stream_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol); + spin_lock_irq(&ensoniq->reg_lock); + ucontrol->value.iec958.status[0] = (ensoniq->spdif_stream >> 0) & 0xff; + ucontrol->value.iec958.status[1] = (ensoniq->spdif_stream >> 8) & 0xff; + ucontrol->value.iec958.status[2] = (ensoniq->spdif_stream >> 16) & 0xff; + ucontrol->value.iec958.status[3] = (ensoniq->spdif_stream >> 24) & 0xff; + spin_unlock_irq(&ensoniq->reg_lock); + return 0; +} + +static int snd_ens1373_spdif_stream_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol); + unsigned int val; + int change; + + val = ((u32)ucontrol->value.iec958.status[0] << 0) | + ((u32)ucontrol->value.iec958.status[1] << 8) | + ((u32)ucontrol->value.iec958.status[2] << 16) | + ((u32)ucontrol->value.iec958.status[3] << 24); + spin_lock_irq(&ensoniq->reg_lock); + change = ensoniq->spdif_stream != val; + ensoniq->spdif_stream = val; + if (change && (ensoniq->playback1_substream != NULL || + ensoniq->playback2_substream != NULL)) + outl(val, ES_REG(ensoniq, CHANNEL_STATUS)); + spin_unlock_irq(&ensoniq->reg_lock); + return change; +} + +#define ES1371_SPDIF(xname) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_es1371_spdif_info, \ + .get = snd_es1371_spdif_get, .put = snd_es1371_spdif_put } + +#define snd_es1371_spdif_info snd_ctl_boolean_mono_info + +static int snd_es1371_spdif_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol); + + spin_lock_irq(&ensoniq->reg_lock); + ucontrol->value.integer.value[0] = ensoniq->ctrl & ES_1373_SPDIF_THRU ? 1 : 0; + spin_unlock_irq(&ensoniq->reg_lock); + return 0; +} + +static int snd_es1371_spdif_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol); + unsigned int nval1, nval2; + int change; + + nval1 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_THRU : 0; + nval2 = ucontrol->value.integer.value[0] ? ES_1373_SPDIF_EN : 0; + spin_lock_irq(&ensoniq->reg_lock); + change = (ensoniq->ctrl & ES_1373_SPDIF_THRU) != nval1; + ensoniq->ctrl &= ~ES_1373_SPDIF_THRU; + ensoniq->ctrl |= nval1; + ensoniq->cssr &= ~ES_1373_SPDIF_EN; + ensoniq->cssr |= nval2; + outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL)); + outl(ensoniq->cssr, ES_REG(ensoniq, STATUS)); + spin_unlock_irq(&ensoniq->reg_lock); + return change; +} + + +/* spdif controls */ +static struct snd_kcontrol_new snd_es1371_mixer_spdif[] __devinitdata = { + ES1371_SPDIF(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH)), + { + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), + .info = snd_ens1373_spdif_info, + .get = snd_ens1373_spdif_default_get, + .put = snd_ens1373_spdif_default_put, + }, + { + .access = SNDRV_CTL_ELEM_ACCESS_READ, + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK), + .info = snd_ens1373_spdif_info, + .get = snd_ens1373_spdif_mask_get + }, + { + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM), + .info = snd_ens1373_spdif_info, + .get = snd_ens1373_spdif_stream_get, + .put = snd_ens1373_spdif_stream_put + }, +}; + + +#define snd_es1373_rear_info snd_ctl_boolean_mono_info + +static int snd_es1373_rear_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol); + int val = 0; + + spin_lock_irq(&ensoniq->reg_lock); + if ((ensoniq->cssr & (ES_1373_REAR_BIT27|ES_1373_REAR_BIT26| + ES_1373_REAR_BIT24)) == ES_1373_REAR_BIT26) + val = 1; + ucontrol->value.integer.value[0] = val; + spin_unlock_irq(&ensoniq->reg_lock); + return 0; +} + +static int snd_es1373_rear_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol); + unsigned int nval1; + int change; + + nval1 = ucontrol->value.integer.value[0] ? + ES_1373_REAR_BIT26 : (ES_1373_REAR_BIT27|ES_1373_REAR_BIT24); + spin_lock_irq(&ensoniq->reg_lock); + change = (ensoniq->cssr & (ES_1373_REAR_BIT27| + ES_1373_REAR_BIT26|ES_1373_REAR_BIT24)) != nval1; + ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT26|ES_1373_REAR_BIT24); + ensoniq->cssr |= nval1; + outl(ensoniq->cssr, ES_REG(ensoniq, STATUS)); + spin_unlock_irq(&ensoniq->reg_lock); + return change; +} + +static struct snd_kcontrol_new snd_ens1373_rear __devinitdata = +{ + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .name = "AC97 2ch->4ch Copy Switch", + .info = snd_es1373_rear_info, + .get = snd_es1373_rear_get, + .put = snd_es1373_rear_put, +}; + +#define snd_es1373_line_info snd_ctl_boolean_mono_info + +static int snd_es1373_line_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol); + int val = 0; + + spin_lock_irq(&ensoniq->reg_lock); + if ((ensoniq->ctrl & ES_1371_GPIO_OUTM) >= 4) + val = 1; + ucontrol->value.integer.value[0] = val; + spin_unlock_irq(&ensoniq->reg_lock); + return 0; +} + +static int snd_es1373_line_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol); + int changed; + unsigned int ctrl; + + spin_lock_irq(&ensoniq->reg_lock); + ctrl = ensoniq->ctrl; + if (ucontrol->value.integer.value[0]) + ensoniq->ctrl |= ES_1371_GPIO_OUT(4); /* switch line-in -> rear out */ + else + ensoniq->ctrl &= ~ES_1371_GPIO_OUT(4); + changed = (ctrl != ensoniq->ctrl); + if (changed) + outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL)); + spin_unlock_irq(&ensoniq->reg_lock); + return changed; +} + +static struct snd_kcontrol_new snd_ens1373_line __devinitdata = +{ + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .name = "Line In->Rear Out Switch", + .info = snd_es1373_line_info, + .get = snd_es1373_line_get, + .put = snd_es1373_line_put, +}; + +static void snd_ensoniq_mixer_free_ac97(struct snd_ac97 *ac97) +{ + struct ensoniq *ensoniq = ac97->private_data; + ensoniq->u.es1371.ac97 = NULL; +} + +struct es1371_quirk { + unsigned short vid; /* vendor ID */ + unsigned short did; /* device ID */ + unsigned char rev; /* revision */ +}; + +static int es1371_quirk_lookup(struct ensoniq *ensoniq, + struct es1371_quirk *list) +{ + while (list->vid != (unsigned short)PCI_ANY_ID) { + if (ensoniq->pci->vendor == list->vid && + ensoniq->pci->device == list->did && + ensoniq->rev == list->rev) + return 1; + list++; + } + return 0; +} + +static struct es1371_quirk es1371_spdif_present[] __devinitdata = { + { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C }, + { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D }, + { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E }, + { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A }, + { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 }, + { .vid = PCI_ANY_ID, .did = PCI_ANY_ID } +}; + +static struct snd_pci_quirk ens1373_line_quirk[] __devinitdata = { + SND_PCI_QUIRK_ID(0x1274, 0x2000), /* GA-7DXR */ + SND_PCI_QUIRK_ID(0x1458, 0xa000), /* GA-8IEXP */ + { } /* end */ +}; + +static int __devinit snd_ensoniq_1371_mixer(struct ensoniq *ensoniq, + int has_spdif, int has_line) +{ + struct snd_card *card = ensoniq->card; + struct snd_ac97_bus *pbus; + struct snd_ac97_template ac97; + int err; + static struct snd_ac97_bus_ops ops = { + .write = snd_es1371_codec_write, + .read = snd_es1371_codec_read, + .wait = snd_es1371_codec_wait, + }; + + if ((err = snd_ac97_bus(card, 0, &ops, NULL, &pbus)) < 0) + return err; + + memset(&ac97, 0, sizeof(ac97)); + ac97.private_data = ensoniq; + ac97.private_free = snd_ensoniq_mixer_free_ac97; + ac97.pci = ensoniq->pci; + ac97.scaps = AC97_SCAP_AUDIO; + if ((err = snd_ac97_mixer(pbus, &ac97, &ensoniq->u.es1371.ac97)) < 0) + return err; + if (has_spdif > 0 || + (!has_spdif && es1371_quirk_lookup(ensoniq, es1371_spdif_present))) { + struct snd_kcontrol *kctl; + int i, is_spdif = 0; + + ensoniq->spdif_default = ensoniq->spdif_stream = + SNDRV_PCM_DEFAULT_CON_SPDIF; + outl(ensoniq->spdif_default, ES_REG(ensoniq, CHANNEL_STATUS)); + + if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SPDIF) + is_spdif++; + + for (i = 0; i < ARRAY_SIZE(snd_es1371_mixer_spdif); i++) { + kctl = snd_ctl_new1(&snd_es1371_mixer_spdif[i], ensoniq); + if (!kctl) + return -ENOMEM; + kctl->id.index = is_spdif; + err = snd_ctl_add(card, kctl); + if (err < 0) + return err; + } + } + if (ensoniq->u.es1371.ac97->ext_id & AC97_EI_SDAC) { + /* mirror rear to front speakers */ + ensoniq->cssr &= ~(ES_1373_REAR_BIT27|ES_1373_REAR_BIT24); + ensoniq->cssr |= ES_1373_REAR_BIT26; + err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_rear, ensoniq)); + if (err < 0) + return err; + } + if (has_line > 0 || + snd_pci_quirk_lookup(ensoniq->pci, ens1373_line_quirk)) { + err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_line, + ensoniq)); + if (err < 0) + return err; + } + + return 0; +} + +#endif /* CHIP1371 */ + +/* generic control callbacks for ens1370 */ +#ifdef CHIP1370 +#define ENSONIQ_CONTROL(xname, mask) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_CARD, .name = xname, .info = snd_ensoniq_control_info, \ + .get = snd_ensoniq_control_get, .put = snd_ensoniq_control_put, \ + .private_value = mask } + +#define snd_ensoniq_control_info snd_ctl_boolean_mono_info + +static int snd_ensoniq_control_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol); + int mask = kcontrol->private_value; + + spin_lock_irq(&ensoniq->reg_lock); + ucontrol->value.integer.value[0] = ensoniq->ctrl & mask ? 1 : 0; + spin_unlock_irq(&ensoniq->reg_lock); + return 0; +} + +static int snd_ensoniq_control_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct ensoniq *ensoniq = snd_kcontrol_chip(kcontrol); + int mask = kcontrol->private_value; + unsigned int nval; + int change; + + nval = ucontrol->value.integer.value[0] ? mask : 0; + spin_lock_irq(&ensoniq->reg_lock); + change = (ensoniq->ctrl & mask) != nval; + ensoniq->ctrl &= ~mask; + ensoniq->ctrl |= nval; + outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL)); + spin_unlock_irq(&ensoniq->reg_lock); + return change; +} + +/* + * ENS1370 mixer + */ + +static struct snd_kcontrol_new snd_es1370_controls[2] __devinitdata = { +ENSONIQ_CONTROL("PCM 0 Output also on Line-In Jack", ES_1370_XCTL0), +ENSONIQ_CONTROL("Mic +5V bias", ES_1370_XCTL1) +}; + +#define ES1370_CONTROLS ARRAY_SIZE(snd_es1370_controls) + +static void snd_ensoniq_mixer_free_ak4531(struct snd_ak4531 *ak4531) +{ + struct ensoniq *ensoniq = ak4531->private_data; + ensoniq->u.es1370.ak4531 = NULL; +} + +static int __devinit snd_ensoniq_1370_mixer(struct ensoniq * ensoniq) +{ + struct snd_card *card = ensoniq->card; + struct snd_ak4531 ak4531; + unsigned int idx; + int err; + + /* try reset AK4531 */ + outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC)); + inw(ES_REG(ensoniq, 1370_CODEC)); + udelay(100); + outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC)); + inw(ES_REG(ensoniq, 1370_CODEC)); + udelay(100); + + memset(&ak4531, 0, sizeof(ak4531)); + ak4531.write = snd_es1370_codec_write; + ak4531.private_data = ensoniq; + ak4531.private_free = snd_ensoniq_mixer_free_ak4531; + if ((err = snd_ak4531_mixer(card, &ak4531, &ensoniq->u.es1370.ak4531)) < 0) + return err; + for (idx = 0; idx < ES1370_CONTROLS; idx++) { + err = snd_ctl_add(card, snd_ctl_new1(&snd_es1370_controls[idx], ensoniq)); + if (err < 0) + return err; + } + return 0; +} + +#endif /* CHIP1370 */ + +#ifdef SUPPORT_JOYSTICK + +#ifdef CHIP1371 +static int __devinit snd_ensoniq_get_joystick_port(int dev) +{ + switch (joystick_port[dev]) { + case 0: /* disabled */ + case 1: /* auto-detect */ + case 0x200: + case 0x208: + case 0x210: + case 0x218: + return joystick_port[dev]; + + default: + printk(KERN_ERR "ens1371: invalid joystick port %#x", joystick_port[dev]); + return 0; + } +} +#else +static inline int snd_ensoniq_get_joystick_port(int dev) +{ + return joystick[dev] ? 0x200 : 0; +} +#endif + +static int __devinit snd_ensoniq_create_gameport(struct ensoniq *ensoniq, int dev) +{ + struct gameport *gp; + int io_port; + + io_port = snd_ensoniq_get_joystick_port(dev); + + switch (io_port) { + case 0: + return -ENOSYS; + + case 1: /* auto_detect */ + for (io_port = 0x200; io_port <= 0x218; io_port += 8) + if (request_region(io_port, 8, "ens137x: gameport")) + break; + if (io_port > 0x218) { + printk(KERN_WARNING "ens137x: no gameport ports available\n"); + return -EBUSY; + } + break; + + default: + if (!request_region(io_port, 8, "ens137x: gameport")) { + printk(KERN_WARNING "ens137x: gameport io port 0x%#x in use\n", + io_port); + return -EBUSY; + } + break; + } + + ensoniq->gameport = gp = gameport_allocate_port(); + if (!gp) { + printk(KERN_ERR "ens137x: cannot allocate memory for gameport\n"); + release_region(io_port, 8); + return -ENOMEM; + } + + gameport_set_name(gp, "ES137x"); + gameport_set_phys(gp, "pci%s/gameport0", pci_name(ensoniq->pci)); + gameport_set_dev_parent(gp, &ensoniq->pci->dev); + gp->io = io_port; + + ensoniq->ctrl |= ES_JYSTK_EN; +#ifdef CHIP1371 + ensoniq->ctrl &= ~ES_1371_JOY_ASELM; + ensoniq->ctrl |= ES_1371_JOY_ASEL((io_port - 0x200) / 8); +#endif + outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL)); + + gameport_register_port(ensoniq->gameport); + + return 0; +} + +static void snd_ensoniq_free_gameport(struct ensoniq *ensoniq) +{ + if (ensoniq->gameport) { + int port = ensoniq->gameport->io; + + gameport_unregister_port(ensoniq->gameport); + ensoniq->gameport = NULL; + ensoniq->ctrl &= ~ES_JYSTK_EN; + outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL)); + release_region(port, 8); + } +} +#else +static inline int snd_ensoniq_create_gameport(struct ensoniq *ensoniq, long port) { return -ENOSYS; } +static inline void snd_ensoniq_free_gameport(struct ensoniq *ensoniq) { } +#endif /* SUPPORT_JOYSTICK */ + +/* + + */ + +static void snd_ensoniq_proc_read(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) +{ + struct ensoniq *ensoniq = entry->private_data; + +#ifdef CHIP1370 + snd_iprintf(buffer, "Ensoniq AudioPCI ES1370\n\n"); +#else + snd_iprintf(buffer, "Ensoniq AudioPCI ES1371\n\n"); +#endif + snd_iprintf(buffer, "Joystick enable : %s\n", + ensoniq->ctrl & ES_JYSTK_EN ? "on" : "off"); +#ifdef CHIP1370 + snd_iprintf(buffer, "MIC +5V bias : %s\n", + ensoniq->ctrl & ES_1370_XCTL1 ? "on" : "off"); + snd_iprintf(buffer, "Line In to AOUT : %s\n", + ensoniq->ctrl & ES_1370_XCTL0 ? "on" : "off"); +#else + snd_iprintf(buffer, "Joystick port : 0x%x\n", + (ES_1371_JOY_ASELI(ensoniq->ctrl) * 8) + 0x200); +#endif +} + +static void __devinit snd_ensoniq_proc_init(struct ensoniq * ensoniq) +{ + struct snd_info_entry *entry; + + if (! snd_card_proc_new(ensoniq->card, "audiopci", &entry)) + snd_info_set_text_ops(entry, ensoniq, snd_ensoniq_proc_read); +} + +/* + + */ + +static int snd_ensoniq_free(struct ensoniq *ensoniq) +{ + snd_ensoniq_free_gameport(ensoniq); + if (ensoniq->irq < 0) + goto __hw_end; +#ifdef CHIP1370 + outl(ES_1370_SERR_DISABLE, ES_REG(ensoniq, CONTROL)); /* switch everything off */ + outl(0, ES_REG(ensoniq, SERIAL)); /* clear serial interface */ +#else + outl(0, ES_REG(ensoniq, CONTROL)); /* switch everything off */ + outl(0, ES_REG(ensoniq, SERIAL)); /* clear serial interface */ +#endif + if (ensoniq->irq >= 0) + synchronize_irq(ensoniq->irq); + pci_set_power_state(ensoniq->pci, 3); + __hw_end: +#ifdef CHIP1370 + if (ensoniq->dma_bug.area) + snd_dma_free_pages(&ensoniq->dma_bug); +#endif + if (ensoniq->irq >= 0) + free_irq(ensoniq->irq, ensoniq); + pci_release_regions(ensoniq->pci); + pci_disable_device(ensoniq->pci); + kfree(ensoniq); + return 0; +} + +static int snd_ensoniq_dev_free(struct snd_device *device) +{ + struct ensoniq *ensoniq = device->device_data; + return snd_ensoniq_free(ensoniq); +} + +#ifdef CHIP1371 +static struct snd_pci_quirk es1371_amplifier_hack[] __devinitdata = { + SND_PCI_QUIRK_ID(0x107b, 0x2150), /* Gateway Solo 2150 */ + SND_PCI_QUIRK_ID(0x13bd, 0x100c), /* EV1938 on Mebius PC-MJ100V */ + SND_PCI_QUIRK_ID(0x1102, 0x5938), /* Targa Xtender300 */ + SND_PCI_QUIRK_ID(0x1102, 0x8938), /* IPC Topnote G notebook */ + { } /* end */ +}; + +static struct es1371_quirk es1371_ac97_reset_hack[] = { + { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_C }, + { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_D }, + { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_CT5880, .rev = CT5880REV_CT5880_E }, + { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_CT5880_A }, + { .vid = PCI_VENDOR_ID_ENSONIQ, .did = PCI_DEVICE_ID_ENSONIQ_ES1371, .rev = ES1371REV_ES1373_8 }, + { .vid = PCI_ANY_ID, .did = PCI_ANY_ID } +}; +#endif + +static void snd_ensoniq_chip_init(struct ensoniq *ensoniq) +{ +#ifdef CHIP1371 + int idx; +#endif + /* this code was part of snd_ensoniq_create before intruduction + * of suspend/resume + */ +#ifdef CHIP1370 + outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL)); + outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL)); + outl(ES_MEM_PAGEO(ES_PAGE_ADC), ES_REG(ensoniq, MEM_PAGE)); + outl(ensoniq->dma_bug.addr, ES_REG(ensoniq, PHANTOM_FRAME)); + outl(0, ES_REG(ensoniq, PHANTOM_COUNT)); +#else + outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL)); + outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL)); + outl(0, ES_REG(ensoniq, 1371_LEGACY)); + if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack)) { + outl(ensoniq->cssr, ES_REG(ensoniq, STATUS)); + /* need to delay around 20ms(bleech) to give + some CODECs enough time to wakeup */ + msleep(20); + } + /* AC'97 warm reset to start the bitclk */ + outl(ensoniq->ctrl | ES_1371_SYNC_RES, ES_REG(ensoniq, CONTROL)); + inl(ES_REG(ensoniq, CONTROL)); + udelay(20); + outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL)); + /* Init the sample rate converter */ + snd_es1371_wait_src_ready(ensoniq); + outl(ES_1371_SRC_DISABLE, ES_REG(ensoniq, 1371_SMPRATE)); + for (idx = 0; idx < 0x80; idx++) + snd_es1371_src_write(ensoniq, idx, 0); + snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_TRUNC_N, 16 << 4); + snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_INT_REGS, 16 << 10); + snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_TRUNC_N, 16 << 4); + snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_INT_REGS, 16 << 10); + snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, 1 << 12); + snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, 1 << 12); + snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1, 1 << 12); + snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC1 + 1, 1 << 12); + snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2, 1 << 12); + snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_DAC2 + 1, 1 << 12); + snd_es1371_adc_rate(ensoniq, 22050); + snd_es1371_dac1_rate(ensoniq, 22050); + snd_es1371_dac2_rate(ensoniq, 22050); + /* WARNING: + * enabling the sample rate converter without properly programming + * its parameters causes the chip to lock up (the SRC busy bit will + * be stuck high, and I've found no way to rectify this other than + * power cycle) - Thomas Sailer + */ + snd_es1371_wait_src_ready(ensoniq); + outl(0, ES_REG(ensoniq, 1371_SMPRATE)); + /* try reset codec directly */ + outl(ES_1371_CODEC_WRITE(0, 0), ES_REG(ensoniq, 1371_CODEC)); +#endif + outb(ensoniq->uartc = 0x00, ES_REG(ensoniq, UART_CONTROL)); + outb(0x00, ES_REG(ensoniq, UART_RES)); + outl(ensoniq->cssr, ES_REG(ensoniq, STATUS)); + synchronize_irq(ensoniq->irq); +} + +#ifdef CONFIG_PM +static int snd_ensoniq_suspend(struct pci_dev *pci, pm_message_t state) +{ + struct snd_card *card = pci_get_drvdata(pci); + struct ensoniq *ensoniq = card->private_data; + + snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); + + snd_pcm_suspend_all(ensoniq->pcm1); + snd_pcm_suspend_all(ensoniq->pcm2); + +#ifdef CHIP1371 + snd_ac97_suspend(ensoniq->u.es1371.ac97); +#else + /* try to reset AK4531 */ + outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x02), ES_REG(ensoniq, 1370_CODEC)); + inw(ES_REG(ensoniq, 1370_CODEC)); + udelay(100); + outw(ES_1370_CODEC_WRITE(AK4531_RESET, 0x03), ES_REG(ensoniq, 1370_CODEC)); + inw(ES_REG(ensoniq, 1370_CODEC)); + udelay(100); + snd_ak4531_suspend(ensoniq->u.es1370.ak4531); +#endif + + pci_disable_device(pci); + pci_save_state(pci); + pci_set_power_state(pci, pci_choose_state(pci, state)); + return 0; +} + +static int snd_ensoniq_resume(struct pci_dev *pci) +{ + struct snd_card *card = pci_get_drvdata(pci); + struct ensoniq *ensoniq = card->private_data; + + pci_set_power_state(pci, PCI_D0); + pci_restore_state(pci); + if (pci_enable_device(pci) < 0) { + printk(KERN_ERR DRIVER_NAME ": pci_enable_device failed, " + "disabling device\n"); + snd_card_disconnect(card); + return -EIO; + } + pci_set_master(pci); + + snd_ensoniq_chip_init(ensoniq); + +#ifdef CHIP1371 + snd_ac97_resume(ensoniq->u.es1371.ac97); +#else + snd_ak4531_resume(ensoniq->u.es1370.ak4531); +#endif + snd_power_change_state(card, SNDRV_CTL_POWER_D0); + return 0; +} +#endif /* CONFIG_PM */ + + +static int __devinit snd_ensoniq_create(struct snd_card *card, + struct pci_dev *pci, + struct ensoniq ** rensoniq) +{ + struct ensoniq *ensoniq; + int err; + static struct snd_device_ops ops = { + .dev_free = snd_ensoniq_dev_free, + }; + + *rensoniq = NULL; + if ((err = pci_enable_device(pci)) < 0) + return err; + ensoniq = kzalloc(sizeof(*ensoniq), GFP_KERNEL); + if (ensoniq == NULL) { + pci_disable_device(pci); + return -ENOMEM; + } + spin_lock_init(&ensoniq->reg_lock); + mutex_init(&ensoniq->src_mutex); + ensoniq->card = card; + ensoniq->pci = pci; + ensoniq->irq = -1; + if ((err = pci_request_regions(pci, "Ensoniq AudioPCI")) < 0) { + kfree(ensoniq); + pci_disable_device(pci); + return err; + } + ensoniq->port = pci_resource_start(pci, 0); + if (request_irq(pci->irq, snd_audiopci_interrupt, IRQF_SHARED, + KBUILD_MODNAME, ensoniq)) { + snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq); + snd_ensoniq_free(ensoniq); + return -EBUSY; + } + ensoniq->irq = pci->irq; +#ifdef CHIP1370 + if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), + 16, &ensoniq->dma_bug) < 0) { + snd_printk(KERN_ERR "unable to allocate space for phantom area - dma_bug\n"); + snd_ensoniq_free(ensoniq); + return -EBUSY; + } +#endif + pci_set_master(pci); + ensoniq->rev = pci->revision; +#ifdef CHIP1370 +#if 0 + ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_SERR_DISABLE | + ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000)); +#else /* get microphone working */ + ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000)); +#endif + ensoniq->sctrl = 0; +#else + ensoniq->ctrl = 0; + ensoniq->sctrl = 0; + ensoniq->cssr = 0; + if (snd_pci_quirk_lookup(pci, es1371_amplifier_hack)) + ensoniq->ctrl |= ES_1371_GPIO_OUT(1); /* turn amplifier on */ + + if (es1371_quirk_lookup(ensoniq, es1371_ac97_reset_hack)) + ensoniq->cssr |= ES_1371_ST_AC97_RST; +#endif + + snd_ensoniq_chip_init(ensoniq); + + if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ensoniq, &ops)) < 0) { + snd_ensoniq_free(ensoniq); + return err; + } + + snd_ensoniq_proc_init(ensoniq); + + snd_card_set_dev(card, &pci->dev); + + *rensoniq = ensoniq; + return 0; +} + +/* + * MIDI section + */ + +static void snd_ensoniq_midi_interrupt(struct ensoniq * ensoniq) +{ + struct snd_rawmidi *rmidi = ensoniq->rmidi; + unsigned char status, mask, byte; + + if (rmidi == NULL) + return; + /* do Rx at first */ + spin_lock(&ensoniq->reg_lock); + mask = ensoniq->uartm & ES_MODE_INPUT ? ES_RXRDY : 0; + while (mask) { + status = inb(ES_REG(ensoniq, UART_STATUS)); + if ((status & mask) == 0) + break; + byte = inb(ES_REG(ensoniq, UART_DATA)); + snd_rawmidi_receive(ensoniq->midi_input, &byte, 1); + } + spin_unlock(&ensoniq->reg_lock); + + /* do Tx at second */ + spin_lock(&ensoniq->reg_lock); + mask = ensoniq->uartm & ES_MODE_OUTPUT ? ES_TXRDY : 0; + while (mask) { + status = inb(ES_REG(ensoniq, UART_STATUS)); + if ((status & mask) == 0) + break; + if (snd_rawmidi_transmit(ensoniq->midi_output, &byte, 1) != 1) { + ensoniq->uartc &= ~ES_TXINTENM; + outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL)); + mask &= ~ES_TXRDY; + } else { + outb(byte, ES_REG(ensoniq, UART_DATA)); + } + } + spin_unlock(&ensoniq->reg_lock); +} + +static int snd_ensoniq_midi_input_open(struct snd_rawmidi_substream *substream) +{ + struct ensoniq *ensoniq = substream->rmidi->private_data; + + spin_lock_irq(&ensoniq->reg_lock); + ensoniq->uartm |= ES_MODE_INPUT; + ensoniq->midi_input = substream; + if (!(ensoniq->uartm & ES_MODE_OUTPUT)) { + outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL)); + outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL)); + outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL)); + } + spin_unlock_irq(&ensoniq->reg_lock); + return 0; +} + +static int snd_ensoniq_midi_input_close(struct snd_rawmidi_substream *substream) +{ + struct ensoniq *ensoniq = substream->rmidi->private_data; + + spin_lock_irq(&ensoniq->reg_lock); + if (!(ensoniq->uartm & ES_MODE_OUTPUT)) { + outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL)); + outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL)); + } else { + outb(ensoniq->uartc &= ~ES_RXINTEN, ES_REG(ensoniq, UART_CONTROL)); + } + ensoniq->midi_input = NULL; + ensoniq->uartm &= ~ES_MODE_INPUT; + spin_unlock_irq(&ensoniq->reg_lock); + return 0; +} + +static int snd_ensoniq_midi_output_open(struct snd_rawmidi_substream *substream) +{ + struct ensoniq *ensoniq = substream->rmidi->private_data; + + spin_lock_irq(&ensoniq->reg_lock); + ensoniq->uartm |= ES_MODE_OUTPUT; + ensoniq->midi_output = substream; + if (!(ensoniq->uartm & ES_MODE_INPUT)) { + outb(ES_CNTRL(3), ES_REG(ensoniq, UART_CONTROL)); + outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL)); + outl(ensoniq->ctrl |= ES_UART_EN, ES_REG(ensoniq, CONTROL)); + } + spin_unlock_irq(&ensoniq->reg_lock); + return 0; +} + +static int snd_ensoniq_midi_output_close(struct snd_rawmidi_substream *substream) +{ + struct ensoniq *ensoniq = substream->rmidi->private_data; + + spin_lock_irq(&ensoniq->reg_lock); + if (!(ensoniq->uartm & ES_MODE_INPUT)) { + outb(ensoniq->uartc = 0, ES_REG(ensoniq, UART_CONTROL)); + outl(ensoniq->ctrl &= ~ES_UART_EN, ES_REG(ensoniq, CONTROL)); + } else { + outb(ensoniq->uartc &= ~ES_TXINTENM, ES_REG(ensoniq, UART_CONTROL)); + } + ensoniq->midi_output = NULL; + ensoniq->uartm &= ~ES_MODE_OUTPUT; + spin_unlock_irq(&ensoniq->reg_lock); + return 0; +} + +static void snd_ensoniq_midi_input_trigger(struct snd_rawmidi_substream *substream, int up) +{ + unsigned long flags; + struct ensoniq *ensoniq = substream->rmidi->private_data; + int idx; + + spin_lock_irqsave(&ensoniq->reg_lock, flags); + if (up) { + if ((ensoniq->uartc & ES_RXINTEN) == 0) { + /* empty input FIFO */ + for (idx = 0; idx < 32; idx++) + inb(ES_REG(ensoniq, UART_DATA)); + ensoniq->uartc |= ES_RXINTEN; + outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL)); + } + } else { + if (ensoniq->uartc & ES_RXINTEN) { + ensoniq->uartc &= ~ES_RXINTEN; + outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL)); + } + } + spin_unlock_irqrestore(&ensoniq->reg_lock, flags); +} + +static void snd_ensoniq_midi_output_trigger(struct snd_rawmidi_substream *substream, int up) +{ + unsigned long flags; + struct ensoniq *ensoniq = substream->rmidi->private_data; + unsigned char byte; + + spin_lock_irqsave(&ensoniq->reg_lock, flags); + if (up) { + if (ES_TXINTENI(ensoniq->uartc) == 0) { + ensoniq->uartc |= ES_TXINTENO(1); + /* fill UART FIFO buffer at first, and turn Tx interrupts only if necessary */ + while (ES_TXINTENI(ensoniq->uartc) == 1 && + (inb(ES_REG(ensoniq, UART_STATUS)) & ES_TXRDY)) { + if (snd_rawmidi_transmit(substream, &byte, 1) != 1) { + ensoniq->uartc &= ~ES_TXINTENM; + } else { + outb(byte, ES_REG(ensoniq, UART_DATA)); + } + } + outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL)); + } + } else { + if (ES_TXINTENI(ensoniq->uartc) == 1) { + ensoniq->uartc &= ~ES_TXINTENM; + outb(ensoniq->uartc, ES_REG(ensoniq, UART_CONTROL)); + } + } + spin_unlock_irqrestore(&ensoniq->reg_lock, flags); +} + +static struct snd_rawmidi_ops snd_ensoniq_midi_output = +{ + .open = snd_ensoniq_midi_output_open, + .close = snd_ensoniq_midi_output_close, + .trigger = snd_ensoniq_midi_output_trigger, +}; + +static struct snd_rawmidi_ops snd_ensoniq_midi_input = +{ + .open = snd_ensoniq_midi_input_open, + .close = snd_ensoniq_midi_input_close, + .trigger = snd_ensoniq_midi_input_trigger, +}; + +static int __devinit snd_ensoniq_midi(struct ensoniq * ensoniq, int device, + struct snd_rawmidi **rrawmidi) +{ + struct snd_rawmidi *rmidi; + int err; + + if (rrawmidi) + *rrawmidi = NULL; + if ((err = snd_rawmidi_new(ensoniq->card, "ES1370/1", device, 1, 1, &rmidi)) < 0) + return err; +#ifdef CHIP1370 + strcpy(rmidi->name, "ES1370"); +#else + strcpy(rmidi->name, "ES1371"); +#endif + snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_ensoniq_midi_output); + snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_ensoniq_midi_input); + rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT | SNDRV_RAWMIDI_INFO_INPUT | + SNDRV_RAWMIDI_INFO_DUPLEX; + rmidi->private_data = ensoniq; + ensoniq->rmidi = rmidi; + if (rrawmidi) + *rrawmidi = rmidi; + return 0; +} + +/* + * Interrupt handler + */ + +static irqreturn_t snd_audiopci_interrupt(int irq, void *dev_id) +{ + struct ensoniq *ensoniq = dev_id; + unsigned int status, sctrl; + + if (ensoniq == NULL) + return IRQ_NONE; + + status = inl(ES_REG(ensoniq, STATUS)); + if (!(status & ES_INTR)) + return IRQ_NONE; + + spin_lock(&ensoniq->reg_lock); + sctrl = ensoniq->sctrl; + if (status & ES_DAC1) + sctrl &= ~ES_P1_INT_EN; + if (status & ES_DAC2) + sctrl &= ~ES_P2_INT_EN; + if (status & ES_ADC) + sctrl &= ~ES_R1_INT_EN; + outl(sctrl, ES_REG(ensoniq, SERIAL)); + outl(ensoniq->sctrl, ES_REG(ensoniq, SERIAL)); + spin_unlock(&ensoniq->reg_lock); + + if (status & ES_UART) + snd_ensoniq_midi_interrupt(ensoniq); + if ((status & ES_DAC2) && ensoniq->playback2_substream) + snd_pcm_period_elapsed(ensoniq->playback2_substream); + if ((status & ES_ADC) && ensoniq->capture_substream) + snd_pcm_period_elapsed(ensoniq->capture_substream); + if ((status & ES_DAC1) && ensoniq->playback1_substream) + snd_pcm_period_elapsed(ensoniq->playback1_substream); + return IRQ_HANDLED; +} + +static int __devinit snd_audiopci_probe(struct pci_dev *pci, + const struct pci_device_id *pci_id) +{ + static int dev; + struct snd_card *card; + struct ensoniq *ensoniq; + int err, pcm_devs[2]; + + if (dev >= SNDRV_CARDS) + return -ENODEV; + if (!enable[dev]) { + dev++; + return -ENOENT; + } + + err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card); + if (err < 0) + return err; + + if ((err = snd_ensoniq_create(card, pci, &ensoniq)) < 0) { + snd_card_free(card); + return err; + } + card->private_data = ensoniq; + + pcm_devs[0] = 0; pcm_devs[1] = 1; +#ifdef CHIP1370 + if ((err = snd_ensoniq_1370_mixer(ensoniq)) < 0) { + snd_card_free(card); + return err; + } +#endif +#ifdef CHIP1371 + if ((err = snd_ensoniq_1371_mixer(ensoniq, spdif[dev], lineio[dev])) < 0) { + snd_card_free(card); + return err; + } +#endif + if ((err = snd_ensoniq_pcm(ensoniq, 0, NULL)) < 0) { + snd_card_free(card); + return err; + } + if ((err = snd_ensoniq_pcm2(ensoniq, 1, NULL)) < 0) { + snd_card_free(card); + return err; + } + if ((err = snd_ensoniq_midi(ensoniq, 0, NULL)) < 0) { + snd_card_free(card); + return err; + } + + snd_ensoniq_create_gameport(ensoniq, dev); + + strcpy(card->driver, DRIVER_NAME); + + strcpy(card->shortname, "Ensoniq AudioPCI"); + sprintf(card->longname, "%s %s at 0x%lx, irq %i", + card->shortname, + card->driver, + ensoniq->port, + ensoniq->irq); + + if ((err = snd_card_register(card)) < 0) { + snd_card_free(card); + return err; + } + + pci_set_drvdata(pci, card); + dev++; + return 0; +} + +static void __devexit snd_audiopci_remove(struct pci_dev *pci) +{ + snd_card_free(pci_get_drvdata(pci)); + pci_set_drvdata(pci, NULL); +} + +static struct pci_driver driver = { + .name = KBUILD_MODNAME, + .id_table = snd_audiopci_ids, + .probe = snd_audiopci_probe, + .remove = __devexit_p(snd_audiopci_remove), +#ifdef CONFIG_PM + .suspend = snd_ensoniq_suspend, + .resume = snd_ensoniq_resume, +#endif +}; + +static int __init alsa_card_ens137x_init(void) +{ + return pci_register_driver(&driver); +} + +static void __exit alsa_card_ens137x_exit(void) +{ + pci_unregister_driver(&driver); +} + +module_init(alsa_card_ens137x_init) +module_exit(alsa_card_ens137x_exit) |